/// <summary>
/// Handle a response from the server, reporting messages and returning
/// the appropriate exit code.
/// </summary>
private int HandleResponse(BuildResponse response, string pathToTool, string responseFileCommands, string commandLineCommands)
{
if (response.Type != BuildResponse.ResponseType.Completed)
{
ValidateBootstrapUtil.AddFailedServerConnection(response.Type, OutputAssembly?.ItemSpec);
}
switch (response.Type)
{
case BuildResponse.ResponseType.Completed:
var completedResponse = (CompletedBuildResponse)response;
LogMessages(completedResponse.Output, StandardOutputImportanceToUse);
if (LogStandardErrorAsError)
{
LogErrorMultiline(completedResponse.ErrorOutput);
}
else
{
LogMessages(completedResponse.ErrorOutput, StandardErrorImportanceToUse);
}
return(completedResponse.ReturnCode);
case BuildResponse.ResponseType.MismatchedVersion:
LogError("Roslyn compiler server reports different protocol version than build task.");
return(base.ExecuteTool(pathToTool, responseFileCommands, commandLineCommands));
case BuildResponse.ResponseType.IncorrectHash:
LogError("Roslyn compiler server reports different hash version than build task.");
return(base.ExecuteTool(pathToTool, responseFileCommands, commandLineCommands));
case BuildResponse.ResponseType.Rejected:
case BuildResponse.ResponseType.AnalyzerInconsistency:
CompilerServerLogger.LogError($"Server rejected request {response.Type}");
return(base.ExecuteTool(pathToTool, responseFileCommands, commandLineCommands));
default:
LogError($"Received an unrecognized response from the server: {response.Type}");
return(base.ExecuteTool(pathToTool, responseFileCommands, commandLineCommands));
}
}
protected override int ExecuteTool(string pathToTool, string responseFileCommands, string commandLineCommands)
{
if (ProvideCommandLineArgs)
{
CommandLineArgs = GetArguments(commandLineCommands, responseFileCommands)
.Select(arg => new TaskItem(arg)).ToArray();
}
if (SkipCompilerExecution)
{
return(0);
}
try
{
string workingDir = CurrentDirectoryToUse();
string?tempDir = BuildServerConnection.GetTempPath(workingDir);
if (!UseSharedCompilation ||
HasToolBeenOverridden ||
!BuildServerConnection.IsCompilerServerSupported)
{
return(base.ExecuteTool(pathToTool, responseFileCommands, commandLineCommands));
}
using var logger = new CompilerServerLogger();
using (_sharedCompileCts = new CancellationTokenSource())
{
logger.Log($"CommandLine = '{commandLineCommands}'");
logger.Log($"BuildResponseFile = '{responseFileCommands}'");
var clientDir = Path.GetDirectoryName(PathToManagedTool);
if (clientDir is null || tempDir is null)
{
return(base.ExecuteTool(pathToTool, responseFileCommands, commandLineCommands));
}
// Note: we can't change the "tool path" printed to the console when we run
// the Csc/Vbc task since MSBuild logs it for us before we get here. Instead,
// we'll just print our own message that contains the real client location
Log.LogMessage(ErrorString.UsingSharedCompilation, clientDir);
var buildPaths = new BuildPathsAlt(
clientDir: clientDir,
workingDir: workingDir,
// MSBuild doesn't need the .NET SDK directory
sdkDir: null,
tempDir: tempDir);
// Note: using ToolArguments here (the property) since
// commandLineCommands (the parameter) may have been mucked with
// (to support using the dotnet cli)
var responseTask = BuildServerConnection.RunServerCompilationAsync(
Language,
RoslynString.IsNullOrEmpty(SharedCompilationId) ? null : SharedCompilationId,
GetArguments(ToolArguments, responseFileCommands).ToList(),
buildPaths,
keepAlive: null,
libEnvVariable: LibDirectoryToUse(),
logger: logger,
cancellationToken: _sharedCompileCts.Token);
responseTask.Wait(_sharedCompileCts.Token);
var response = responseTask.Result;
if (response != null)
{
ExitCode = HandleResponse(response, pathToTool, responseFileCommands, commandLineCommands, logger);
}
else
{
logger.LogError($"Server compilation failed, falling back to {pathToTool}");
Log.LogMessage(ErrorString.SharedCompilationFallback, pathToTool);
ExitCode = base.ExecuteTool(pathToTool, responseFileCommands, commandLineCommands);
}
}
}
catch (OperationCanceledException)
{
ExitCode = 0;
}
catch (Exception e)
{
var util = new TaskLoggingHelper(this);
util.LogErrorWithCodeFromResources("Compiler_UnexpectedException");
util.LogErrorFromException(e, showStackTrace: true, showDetail: true, file: null);
ExitCode = -1;
}
return(ExitCode);
}
internal void LogError(string message)
{
CompilerServerLogger.LogError(message);
Log.LogError(message);
}
